@article{GDZPPN001178814,
title = {Singularly Perturbed Finite Element Methods.},
journal = {Numerische Mathematik},
volume = {44},
year = {1984},
pages = {425-434},
zbl = {0569.65065},
url = {http://dml.mathdoc.fr/item/GDZPPN001178814}
}
O'Riordan, Eugene. Singularly Perturbed Finite Element Methods.. Numerische Mathematik, Tome 44 (1984) pp. 425-434. http://gdmltest.u-ga.fr/item/GDZPPN001178814/